Amplifier heat sink



FIG. 1 is a top plan view of an amplifier heat sink showing my newdesign;

FIG. 2 is a front elevtional view thereof;

FIGS. 3 & 4 are respectively, left and right end elevational viewsthereof;

FIG. 5 is a rear elevational view thereof; and,

FIG. 6 is a bottom plan view thereof.

The ornamental design for an amplifier heat sink, as shown.